[linux-dvb] Wide Screen Signalling (WSS)
hverkuil at xs4all.nl
Wed Jan 4 21:10:18 CET 2006
On Wednesday 04 January 2006 07:57, Oliver Endriss wrote:
> Oliver Endriss wrote:
> > I need an interface to pass WSS data from userspace to the av7110
> > driver. In videodev2.h there are some definitions but the
> > comment
> > does not sound very promising:
> > | /* Sliced VBI
> > | *
> > | * This implements is a proposal V4L2 API to allow SLICED VBI
> > | * required for some hardware encoders. It should change without
> > | * notice in the definitive implementation.
> > | */
> > And , according to the V4L2 API spec rev 0.8,
> > 'This interface is not yet implemented in v4l2'.
> > I wonder whether I should invent an av7110-specific ioctl or use
> > this interface. Any comments?
> Hans Verkuil wrote:
> > Use this interface. The next V4L2 API spec will contain the updated
> > documentation. I'll mail you the specs off-list. See the saa7127.c
> > module for an example on how this interface is used.
> Ok, here we go. Patch for the saa7146/av7110 driver:
> I hope that I implemented the API correctly. ;-)
> This is a small tool which I wrote for testing:
Speaking only of the sliced VBI changes: that looks good to me.
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